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  • Mobile+Communications+Engineering

    By definition, the term “mobile-radio communications” describes any radio communication link between two terminals of which one or both are in motion or halted at unspecified locations and of which one may actually be a fixed terminal such as a base station. This definition applies to both mobile- ...

    /dl/521995.html

    标签: Communications Engineering Mobile

    上传时间: 2020-05-30

    上传用户:shancjb

  • Next Generation Mobile Broadcasting

    Mobile wireless communications are in constant evolution due to the continu- ously increasing requirements and expectations of both users and operators. Mass multimedia* services have been for a long time expected to generate a large amount of data traffic in future wireless networks [1]. Mass multi ...

    /dl/522030.html

    标签: Broadcasting Generation Mobile Next

    上传时间: 2020-05-31

    上传用户:shancjb

  • Telecommunication+Circuit+Design+2nd

    The first edition of this book was published in 1992. Nine years later it had become clear that a second edition was required because of the rapidly changing nature of telecommunication. In 1992, the Internet was in existence but it was not the household word that it is in the year 2001. Cellular te ...

    /dl/522140.html

    标签: Telecommunication Circuit Design 2nd

    上传时间: 2020-06-01

    上传用户:shancjb

  • The+Telecommunications+Handbook

    Changes in telecommunications are impacting all types of user group, which include business users, traveling users, small and home offices, and residential users. The acceptance rate of telecom- munications and information services is accelerating significantly. Voice services needed approximately 5 ...

    /dl/522161.html

    标签: Telecommunications Handbook The

    上传时间: 2020-06-01

    上传用户:shancjb

  • Time-Varying Channels

    Wireless communications has become a field of enormous scientific and economic interest. Recent success stories include 2G and 3G cellular voice and data services (e.g., GSM and UMTS), wireless local area networks (WiFi/IEEE 802.11x), wireless broadband access (WiMAX/IEEE 802.16x), and digital broad ...

    /dl/522165.html

    标签: Time-Varying Channels

    上传时间: 2020-06-01

    上传用户:shancjb

  • Cogeneration+and+District+Energy+Systems

    District energy (DE) systems use central heating and/or cooling facilities to provide heating and/or cooling services for communities. The advantages of district energy over conventional heating and cooling include improved efficiency, reliability and safety, reduced environmental impact, and for ma ...

    /dl/522306.html

    标签: Cogeneration District Systems Energy and

    上传时间: 2020-06-07

    上传用户:shancjb

  • Wide Area Monitoring, Protection

    Today, electric power transmission systems should face many demanding chal- lenges, which include balancing between reliability, economics, environmental, and other social objectives to optimize the grid assets and satisfy the growing electrical demand. Moreover, the operational environment of trans ...

    /dl/522361.html

    标签: Monitoring Protection Wide Area

    上传时间: 2020-06-07

    上传用户:shancjb

  • RFID AND SENSOR NETWORKS Architectures

    Radio frequency identification (RFID) technology is witnessing a recent explosion of development in both industry and academia. A number of applications include supply chain management, electronic payments, RFID passports, environmental monitoring and control, office access control, intelligent labe ...

    /dl/522388.html

    标签: Architectures NETWORKS SENSOR RFID AND

    上传时间: 2020-06-08

    上传用户:shancjb

  • A_Software-Defined_GPS_and_Galileo_Receiver

    Software-defined radios (SDRs) have been around for more than a decade. The first complete Global Positioning System (GPS) implementation was described by Dennis Akos in 1997. Since then several research groups have presented their contributions. We therefore find it timely to publish an up-to-date ...

    /dl/522417.html

    标签: A_Software-Defined_GPS_and_Galile o_Receiver

    上传时间: 2020-06-09

    上传用户:shancjb

  • 二叉树子系统

    #include<stdio.h> #define TREEMAX 100 typedef struct&nbsp; BT { char data; BT *lchild; BT *rchild; }BT; BT *CreateTree(); void Preorder(BT *T); void Postorder(BT *T); void Inorder(BT *T); void Leafnum(BT *T); void Nodenum(BT *T); int TreeDepth(BT *T); int count=0; void main() { BT *T=NULL; char ...

    /dl/522520.html

    标签: 二叉树 子系统

    上传时间: 2020-06-11

    上传用户:ccccy